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1947

Letter from Sir Alexander Fleming to the pioneers of Antibióticos.

1954

Antibióticos was established in Spain. Penicillin G production begins.

1969

Starts manufacture of Ampicillin, Amoxicillin and sterile beta-lactams.

1972

Initial inspection by FDA (USA).

1992

Installation of new Wastewater Treatment Plant.

The plant is acquired by BTC. The new Antibióticos de León is born.

2015

Facilities are inspected and approved by AEMPS (Spanish Agency).

2016

ADL obtains FMA by PMDA (Japan) and GMP approval by KFDA (Korea).

2017

Facilities are inspected and approved by FDA (USA). One of our fermentation shed is refurbished and revamped through the acquisition of 8 new 225 m3 fermenters.

2018

Merge with Bionaturis. The holding is listed listed on the Alternative Equity Market at the Spanish Stock Exchange (MAB). New fermentation pilot plant is opened.